True or false

many trials are not needed before a hypothesis can be accepted as true

Which part of the nervous system is made up of the following parts? the brain and spinal cord the peripheral nervous system the central nervous system the autonomic nervous system the somatic nervous system

Explain why the size of your muscles is partly an acquired trait, and partly dependent on DNA.

True or False. The ureters carry the urine to the diaphragm, a muscular organ that stores urine

A test for the presence of fructose in the semen is an easy indicator that can give a possible explanation to no sperm seen in the ejaculated fluid.

Describe what happens to turn grapes to raisins. Use the name of the process?

1 Which statement about the relationship between an organism's traits and its genes is true? A. An organism's genes are a direct result of its inherited traits. B. Genes code for proteins that determine an organism's traits. C.

The evolution of populations due to chance isa) genetic drift. b. has more effect in large populations than in small populations. c. gene flow. d. natural selection. e. genetic variation.

When you first get into the swimming pool the water feels rather cool; but after swimming for a while the water feels fine. a friend asks you how the water is and you tell her the "water's great".

What part of the brain is primarily responsible for monitoring blood glucose levels and causing chemical reactions to spur us to eat when glucose levels are low?

Which cell structure is responsible for controlling what enters the cell? select one: a. cytoplasm b. nuclear membrane c. plasma (cell) membrane d. endoplasmic reticulum